1. ShanghaiTech Laboratory for Topological Physics, School of Physical Science and Technology, ShanghaiTech University, Shanghai, China 201210
2. University of Chinese Academy of Sciences, Beijing, China 101408
3. International Center for Quantum Design of Functional Materials, Hefei National Laboratory for Physical Sciences at Microscale, CAS Key Laboratory of Strongly-Coupled Quantum Matter Physics, and Department of Physics, University of Science and Technology of China, Hefei, Anhui, China 230026
4. Department of Electrical Engineering, University of California, Los Angeles, California 90095, United States
5. School of Information Science and Technology, ShanghaiTech University, Shanghai, China 20031
6. College of Physics, Hebei Normal University, Shijiazhuang, Hebei, China 050024